... 2.Includes raw materials drying,sieving materials storage,metering,mixing and packing Detailed Product DescriptionThe dry plant is designed ... sand dryer, spiral conveyor, weighing system, hoisting machine, pre-mixing silo, mixing, end product silo, packing machine, dust collector, air-phase ... can be classified into tower type, self tower type and series type. Its up to the customers workshop area. The ...